Milking-machine.



R. H. J. GJETTING.

MILKING MACHINE.

APPLICATION Hmm snPT.21, 1911.

combination, a flop, a second ilap movable with respect thereto, yieldable means for normally retaining said laps in spaced apart relation to each other a predetermined distance, and mechanism for imparting e 'forward end downward movement to said second mentioned flap, with respect to said mentioned ilap, subject to return movement tliereoil responsive to said yieldeole means.

2. l milking machine comprising in combination, a flap, a second flap movable with respect thereto, means mounting said second mentioned flap permitting oscillation end `reciprocation thereof, :i cylinder adapted to confine luid pressure, a piston within said cylinder, means operatively connecting said piston and second mentioned to normally draw the same away from seid irst mentioned flap responsive to fluid expansion within said cylinder, and mechanism 'for imparting a forward and downward movement to said second mentioned liep, with respect to seid first mentioned flop, suloject 'to return movement thereof responsive to action of the fluid pressure within said cylinder.,

3. A milking machine comprising in combination, a stationary structure provided with a flap, and a bearing surface oppositely disposed with respect thereto, fi

second. lap provided with a gib Gonot-ing with the said bearing surface of said irst mentioned riep, for oscillatably end recip- Lorente rocataloly mounting the same in operative relation to said first mentioned Hap, a cylinder, piston within said cylinder, means operatively connecting said piston and sec ond mentioned Hap for actuating the same, a device enacting with. seid second mentioned flap to guide the same during a part of its stroke in a predetermined vpath of movement with respect to said I'irst mentioned flap responsive to action of said piston, e. second cylinder, e second piston within said second cylinder, the said second mentioned cylinder bein provided with a working space substantially smaller than that of said first mentioned cylinder, means operatively connecting said second mentioned piston and second mentionedv flap to draw the same away from seid first mentioned flap, and means for conveying fluid pressure within said cylinders to impart a orwerd movement and downward movement to said second mentioned riep subject to action of said first mentioned piston responsive to Huid expansion, and return movement thereof, under the action of said second mentioned piston responsive to fluid expansion.

in testimony whereof I have aixed my signature in presence of two Witnesses.

REGNER HENRY JULIUS GJETTNG.

Vlitnesses F. Pnrnnsnn, W. SLETTING 

